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Carrier Aquasnap 30RQ 100R User Manual

Carrier Aquasnap 30RQ 100R
56 pages
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INSTALLATION, OPERATION AND
MAINTENANCE INSTRUCTIONS
Translation of the original document
* The availability of sizes and options depends on the country. Please contact your local commercial dealer for more information.
Air-Cooled Liquid Chillers
Reversible heat pumps
30RB/30RQ 040R-160R
Rated cooling capacity 40-160 kW
R-32

Table of Contents

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Carrier Aquasnap 30RQ 100R Specifications

General IconGeneral
Model30RQ 100R
CategoryChiller
Cooling Capacity100 kW
Compressor TypeScroll
RefrigerantR-410A
Power Supply400V / 3Ph / 50Hz
Noise Level65 dB(A) at 10m

Summary

Handling and Positioning

Positioning

Recommendations for outdoor installation, ensuring adequate space, level surface, and protection from environmental factors.

Physical and Electrical Data for the Units

Physical Properties

Details physical characteristics such as sound levels, dimensions, weight, and component specifications for the unit range.

Electrical Data Notes (Main Unit)

Provides essential electrical data, including voltage, current draw, power input, and short-circuit withstand capabilities.

Electrical Connection

Power Supply

Details requirements for the power supply, including voltage, phase imbalance, and connection specifications.

Voltage Phase Imbalance

Explains how to calculate and assess voltage phase imbalance, with permissible limits and potential consequences.

Power Connection/Disconnect Switch

Describes the location and function of the main power connection and disconnect switch for the unit.

Recommended Cable Sections

Provides guidelines for selecting appropriate cable sizes based on current, voltage drop, and installation conditions.

Application Data

Water Connections

Water Connections

Describes hydraulic circuit diagrams and connection types, emphasizing compatibility with closed loops.

Units With Hydraulic Module and Variable-Speed Pump - Pressure Differential Control

Explains how to control flow rate using pressure differential with variable-speed pumps in hydraulic modules.

Units With Hydraulic Module and Variable-Speed Pump - Temperature Difference Control

Describes flow rate control based on temperature difference for variable-speed pumps in hydraulic modules.

Nominal System Water Flow Rate Control

System Start-Up

Checks Before System Start-up

Comprehensive checklist of pre-start-up inspections for the unit, system, and electrical connections.

Commissioning

Guidelines and precautions for the unit commissioning process, emphasizing safety and proper operation.

Essential Points to Check

Key checks for compressors, hydraulics, and refrigerant charge to ensure correct initial operation.

Main Components of the Unit and Operating Characteristics

Standard Maintenance

Level 1 Maintenance

Basic maintenance tasks for users, including visual inspections, cleaning of air-cooled exchangers, and leak checks.

Level 2 Maintenance

More advanced maintenance requiring specific expertise in electrical, hydraulic, and mechanical systems.

Level 3 Maintenance

Specialized maintenance tasks requiring manufacturer-approved personnel, such as component replacement and refrigerant handling.

Final Shutdown

Unit Start-Up Checklist for Installers

Preliminary Information

Section to record job details, contractor information, and personnel involved in the unit start-up process.

Equipment Details

Fields for recording model and serial numbers for the main unit, compressors, and air handling equipment.

Preliminary Equipment Check

Checklist to verify unit installation, power supply, wiring, protection, and general condition before start-up.

Check Air Handling Systems

Checks related to air handling units, including valve status, piping connections, air venting, and pump operation.

Unit Start-up Procedures

Steps for unit start-up, including pump connection, oil level check, leak testing, and voltage imbalance verification.

Evaporator Water Loop Check

Procedure to verify water loop volume, corrosion inhibitor, frost protection, and piping configuration.

Checking Evaporator Pressure Drop

Method to measure and adjust evaporator pressure drop to determine the correct system flow rate.

QUICK TEST Function

Instructions to perform the QUICK TEST function, check user menu configuration, and start the chiller.

Temperatures and Pressures Record

Guidance on recording key operating temperatures and pressures after the machine has stabilized.

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